Circulatory In Invertibrates And Vertibrates Flashcards
1
Q
Name three vessels in earth worms
A
Dorsal vessel, ventral vessel, aortic arches
2
Q
Name the two circulatory systems
A
Closed and open
3
Q
Closed system
A
Blood or fluid is inclosed in vessels
4
Q
Open system
A
Haemolymph is passively diffused through the body and back into heart to repeat
